70899198929 has 8 divisors (see below), whose sum is σ = 76935832512. Its totient is φ = 64945829520.

The previous prime is 70899198901. The next prime is 70899198973. The reversal of 70899198929 is 92989199807.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-70899198929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70899191929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20814269 + ... + 20817674.

It is an arithmetic number, because the mean of its divisors is an integer number (9616979064).

Almost surely, 2^70899198929 is an apocalyptic number.

It is an amenable number.

70899198929 is a deficient number, since it is larger than the sum of its proper divisors (6036633583).

70899198929 is a wasteful number, since it uses less digits than its factorization.

70899198929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41632087.

The product of its (nonzero) digits is 52907904, while the sum is 71.

The spelling of 70899198929 in words is "seventy billion, eight hundred ninety-nine million, one hundred ninety-eight thousand, nine hundred twenty-nine".